surface tension of liquid meaning in English

液体表面张力
液体的表面张力

The author makes a mathematics model by viscous hydrodynamics and so on theories of the flowing material a and b on the board , and deduces the formulas of the film thickness and perfusion measure . i also analyze the surface tension of liquid , in order to find out the best technical parameters and to control
作者利用粘性流体力学等理论建立了a 、 b混合料在太阳能电池板上流动的数学模型，从而推导出薄膜的厚度和灌注量的计算公式，并对所形成液面的表面张力进行分析，以找出最佳的技术参数，以便对其进行控制。
The analysis results indicate that the correlative influence factors to the technological capabilities of electronic solders include the composition and purity and chemical uniformity of solder alloy , the composition and properties of mother materials and their clean level on the surface , the surface tension of liquid state solders , the temperature and atmosphere in soldering and the activity of flux , the chemical composition and structure and properties of the surface film of melting solders , and so on
分析表明：相关的影响因素主要包括合金的组成、纯度和化学均匀性；母材的成分、性质和表面的洁净度；液态焊料的表面张力；钎焊温度、气氛、助焊剂的活性；液态焊料表面膜的组成、结构和性能等。